Home / 30,210.44-41,710.60-18,895.96

Finding the Fourth Proportional to 30,210.44, 41,710.60 and 18,895.96

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Solution

The fourth proportional to 30,210.44, 41,710.60 and 18,895.96 is: 26,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,210.44 : 41,710.60 = 18,895.96 : x
  2. Step 2: Convert to fraction form
    30,210.44/41,710.60 = 18,895.96/x
  3. Step 3: Cross multiply
    30,210.44x = 41,710.60 × 18,895.96
  4. Step 4: Simplify right side
    30,210.44x = 788,161,829.18
  5. Step 5: Solve for x
    x = 788,161,829.18/30,210.44
  6. Step 6: Final answer
    x = 26,089.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.